Kural - 1194

Those well-beloved will luckless prove,
Unless beloved by those they love

Explanation
Even those who are esteemed (by other women) are devoid of excellence, if they are not loved by their beloved.

Tamil Transliteration
Veezhap Patuvaar Kezheeiyilar Thaamveezhvaar
Veezhap Pataaar Enin.